<template>
	<view>
		<!-- 轮播图区域 -->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item,index) in swiperList" :key="index">
        <navigator :url="'/subpag/goods_datail/goods_datail?goods_id=' + item.goods_id" class="swiper-item">
          <image :src="item.image_src" mode=""></image>
        </navigator>
      </swiper-item>
    </swiper>
    <!-- 导航栏区域 -->
    <view class="nav-list">
      <view class="nav-item" v-for="(item,index) in navList" :key="index" @click="navClickHandler(item)">
        <image :src="item.image_src" class="nav-img"></image>
      </view>
    </view>
    <!-- 楼层区 -->
    <view class="floor-list">
      <view class="floor-item" v-for="(item,index) in floorList" :key="index">
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <view class="floor-image-box">
          <navigator :url="item.product_list[0].url" class="left-image-box">
            <image :src="item.product_list[0].image_src" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
          </navigator>
          <view class="right-image-box">
            <!-- 忽略第一张 -->
            <navigator :url="item2.url" class="right-img-item" v-for="(item2,index2) in item.product_list" :key="index2" v-if="index2 !== 0">
              <image :src="item2.image_src" :style="{width: item2.image_width + 'rpx'}" mode="widthFix"></image>
            </navigator>
          </view>
        </view>
      </view>
    </view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
        // 轮播图数据
				swiperList: [],
        // 分类导航的数据
        navList:[],
        // 楼层数据
        floorList:[]
			};
		},
    onLoad() {
      // 获取轮播图数据
      this.getSwiperList()
      // 获取分类导航数据
      this.getNavList()
      // 获取楼层数据
      this.getFloorList()
    },
    methods:{
      async getSwiperList(){ //获取轮播图数据
        const {data: res} = await uni.$http.get('/api/public/v1/home/swiperdata')
        if(res.meta.status !== 200) return uni.$showMsg()
        this.swiperList = res.message
      },
      async getNavList(){ //获取分类导航数据
        const {data:res} = await uni.$http.get('/api/public/v1/home/catitems')
        if(res.meta.status !== 200) return uni.$showMsg()
        this.navList = res.message
      },
      async getFloorList(){ //获取楼层数据
        const {data:res} = await uni.$http.get('/api/public/v1/home/floordata')
        if(res.meta.status !== 200) return uni.$showMsg()
        // 自定义属性方便跳转
        res.message.forEach(floor=>{
          floor.product_list.forEach(prod=>{
            prod.url = '/subpag/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
          })
        })
        this.floorList = res.message
      },
      navClickHandler(item){ //点击导航为分类跳转到分类
        if(item.name === '分类'){
          // switchTab -> tabbar 跳转
          uni.switchTab({
            url:'../cate/cate'
          })
        }
      }
    }
	}
</script>

<style lang="scss">
swiper{
  height: 330rpx;
  .swiper-item,
  image{
    width: 100%;
    height: 100%;
  }
}
.nav-list{
  display: flex;
  justify-content: space-around;
  margin: 15px 0;
  .nav-img{
    width: 128rpx;
    height: 140rpx;
  }
}
.floor-title{
  width: 100%;
  height: 60rpx;
}
.right-image-box{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}
.floor-image-box{
  display: flex;
  padding-left: 10rpx;
}
</style>
